package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

/**
 * Description:C端购物车Mapper相关接口
 */
@Mapper
public interface ShoppingCartMapper {

    /**
     * 查询购物车
     *
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 修改购物车菜品数量
     *
     * @param cart
     */
    @Update("update shopping_cart set `number`=#{number} where id=#{id}")
    void updateNumberById(ShoppingCart cart);

    /**
     * 插入购物车数据
     *
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart (`name`, user_id, dish_id, setmeal_id, dish_flavor, `number`, amount, image, create_time) " +
            " values (#{name},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{image},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    /**
     * 删除购物车
     *
     * @param userId
     */
    @Delete("delete from shopping_cart where user_id=#{userId}")
    void cleanShoppingCart(Long userId);

    /**
     * 删除购物车里面的一个菜品或套餐
     *
     * @param id
     */
    @Delete("delete from shopping_cart where id=#{id}")
    void deleteOne(Long id);

    /**
     * 批量插入购物车数据
     *
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
